The 012 BUNA O-Ring with 90 durometer from SSP Fittings Corp is engineered for sealing applications in hydraulic and pneumatic systems. Made from high-quality BUNA-N material, this O-ring offers excellent resistance to oils, fuels, and other chemicals, ensuring longevity and reliability. With precise dimensions, it fits snugly in standard grooves, providing an effective seal to prevent leaks. This O-ring is ideal for use in various applications, including automotive, industrial, and plumbing systems, where durability and performance are critical.